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SUSE: 2022:1320-1 Important: Kernel Live Patch Security Advisory

suse
Calendar Grey April 23, 2022
Dist Suse Esm H88
SUSE Security Update addresses critical Linux Kernel vulnerabilities. Secure your system with this update!
An update that fixes four vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-95_74 fixes several issues. The following security issues were fixed: - CVE-2022-1016: Fixed a vulnerability in the nf_tables component of the netfilter subsystem. This vulnerability gives an attacker a powerful primitive that can be used to both read from and write to relative stack data, which can lead to arbitrary code execution. (bsc#1197335) - CVE-2022-1011: Fixed an use-after-free vulnerability which could allow a local attacker to retireve (partial) /etc/shadow hashes or any other data from filesystem when he can mount a FUSE filesystems. (bsc#1197344) - CVE-2021-39713: Fixed a race condition in the network scheduling subsystem which could lead to a use-after-free (bsc#1197211). - CVE-2022-27666: Fixed a buffer overflow vulnerability in IPsec ESP

Topics%20covered

Topics Covered

security advisory buffer overflow patch important race condition SUSE Linux use-after-free

References

#1197133 #1197211 #1197335 #1197344

Cross- CVE-2021-39713 CVE-2022-0886 CVE-2022-1011

CVE-2022-1016

CVSS scores:

CVE-2021-39713 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2021-39713 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-0886 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2022-1011 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1011 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1016 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Products:

SUSE Linux Enterprise Live Patching 12-SP4

https://www.suse.com/security/cve/CVE-2021-39713.html

https://www.suse.com/security/cve/CVE-2022-0886.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1320-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow patch important race condition SUSE Linux use-after-free

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